Lamp



FIG. 1 is a perspective view illustrating my design for a lamp;

FIG. 2 is a front view thereof;

FIG. 2A is a section view taken along line 2A-2A of FIG. 4, presented for purposes of clarifying my design for a lamp;

FIG. 3 is a left side view illustrating my design for a lamp;

FIG. 4 is a top view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a bottom view thereof; and,

FIG. 7 is a rear view thereof.

The broken lines in the drawings represent portions of the lamp which form no part of the claimed design. 

CLAIM The ornamental design for a lamp, as shown and described. 